Even if we don’t know how it ends just yet, she was clearly devastated at the prospect of holding onto her convictions and leaving him.
A lot of people seem to agree that Madison is fine and even admirable for sticking to her guns, even when she’s falling in love with Peter.
Peter and Madison seem to be at a stalemate, and I don’t think there’s anything wrong at all with Madison realizing that she needs to leave Peter if that’s what it takes to be true to herself.